h1{
    text-align: center;
    text-shadow:0.1em 0.1em 0.3em #333333;
}
h2{
    text-align: center;
    color: gray;
}
h3{
    text-align: center;
}
span{
    color: red;
}
#a1{
    font-style:italic;
}

div
{
    align: center;
}

p
{
    text-indent: 2em;
}